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84 lines
2.2 KiB
Haskell
Executable File
84 lines
2.2 KiB
Haskell
Executable File
#!/usr/bin/env runhaskell
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{-# LANGUAGE OverloadedStrings #-}
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-- |
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-- Module : Main
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-- Copyright : (c) 2013-2016 Galois, Inc.
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-- License : BSD3
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-- Maintainer : cryptol@galois.com
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-- Stability : provisional
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-- Portability : portable
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import Cryptol.Parser.Lexer
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import Cryptol.Utils.PP
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import qualified Data.Text.IO as Text
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import Text.Blaze.Html (Html, AttributeValue, toValue, toHtml, (!))
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import qualified Text.Blaze.Html as H
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import qualified Text.Blaze.Html5 as H
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import qualified Text.Blaze.Html5.Attributes as A
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import Text.Blaze.Html.Renderer.Pretty (renderHtml)
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main :: IO ()
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main =
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do txt <- Text.getContents
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putStrLn $ renderHtml
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$ page
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$ toHtml
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$ map toBlaze
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$ fst
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$ primLexer defaultConfig txt
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page :: Html -> Html
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page inner = do
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H.docTypeHtml ! A.xmlns "http://www.w3.org/1999/xhtml" $ do
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H.head $ do
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H.meta ! A.httpEquiv "Content-Type" ! A.content "text/html; charset=UTF-8"
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H.title "Cryptol Source"
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H.style $ H.preEscapedString sty
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H.body inner
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toBlaze :: Located Token -> Html
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toBlaze tok = H.span ! (A.class_ $ cl $ tokenType $ thing tok)
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! (A.title $ toValue $ show $ pp $ srcRange tok)
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$ H.toHtml
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$ tokenText
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$ thing tok
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cl :: TokenT -> AttributeValue
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cl tok =
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case tok of
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Num {} -> "number"
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Ident {} -> "identifier"
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KW {} -> "keyword"
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Op {} -> "operator"
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Sym {} -> "symbol"
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Virt {} -> "virtual"
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White Space -> "white"
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White _ -> "comment"
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Err {} -> "error"
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EOF -> "eof"
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StrLit {} -> "text"
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ChrLit {} -> "text"
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sty :: String
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sty = unlines
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[ "body { font-family: monospace }"
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, ".number { color: #cc00cc }"
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, ".identifier { }"
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, ".keyword { color: blue; }"
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, ".operator { color: #cc00cc }"
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, ".symbol { color: blue }"
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, ".white { }"
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, ".virtual { background-color: red }"
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, ".comment { color: green }"
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, ".error { color: red }"
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, ".text { color: #cc00cc }"
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]
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